Analysis
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max time kernel
150s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
17/12/2024, 11:53
Static task
static1
Behavioral task
behavioral1
Sample
17699a58cb84ef5c13dbeef466bd6c09017e5b9b2d9c0084e4b09da89d8aa9d7.exe
Resource
win7-20240708-en
General
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Target
17699a58cb84ef5c13dbeef466bd6c09017e5b9b2d9c0084e4b09da89d8aa9d7.exe
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Size
1.2MB
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MD5
fe7f2b7fdce4caeeefd4e542f52d39f0
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SHA1
49fd01d152d03eb17796fa69a36d35d7de1cf50d
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SHA256
17699a58cb84ef5c13dbeef466bd6c09017e5b9b2d9c0084e4b09da89d8aa9d7
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SHA512
eadabb8b6c0fe16fdc64b3e1379fe3afe0e6e843c353df9eb40259fba4f31f6acb8aa9bc90641e03b7a7ae930db0dfef7f73145d1694aa8a482ba7abeecddce5
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SSDEEP
24576:n09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+qwpe5g2:n09XJt4HIN2H2tFvduyS3pe5g2
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4812-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4812-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4812-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2568-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2568-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2568-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5108-41-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5108-45-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5108-46-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5108-24-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2568-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/4812-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4812-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4812-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2568-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2568-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2568-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5108-41-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5108-45-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5108-46-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5108-24-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2568-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Gh0strat family
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Purplefox family
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Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" TXPlatforn.exe -
Executes dropped EXE 3 IoCs
pid Process 4812 RVN.exe 2568 TXPlatforn.exe 5108 TXPlatforn.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe -
resource yara_rule behavioral2/memory/4812-5-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4812-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4812-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4812-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2568-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2568-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2568-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2568-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5108-41-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5108-45-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5108-46-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5108-24-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2568-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe 17699a58cb84ef5c13dbeef466bd6c09017e5b9b2d9c0084e4b09da89d8aa9d7.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 17699a58cb84ef5c13dbeef466bd6c09017e5b9b2d9c0084e4b09da89d8aa9d7.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 17699a58cb84ef5c13dbeef466bd6c09017e5b9b2d9c0084e4b09da89d8aa9d7.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 17699a58cb84ef5c13dbeef466bd6c09017e5b9b2d9c0084e4b09da89d8aa9d7.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 17699a58cb84ef5c13dbeef466bd6c09017e5b9b2d9c0084e4b09da89d8aa9d7.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 17699a58cb84ef5c13dbeef466bd6c09017e5b9b2d9c0084e4b09da89d8aa9d7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RVN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatforn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 3876 PING.EXE 5112 cmd.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3876 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 5108 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4812 RVN.exe Token: SeLoadDriverPrivilege 5108 TXPlatforn.exe Token: 33 5108 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 5108 TXPlatforn.exe Token: 33 5108 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 5108 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3120 17699a58cb84ef5c13dbeef466bd6c09017e5b9b2d9c0084e4b09da89d8aa9d7.exe 3120 17699a58cb84ef5c13dbeef466bd6c09017e5b9b2d9c0084e4b09da89d8aa9d7.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3120 wrote to memory of 4812 3120 17699a58cb84ef5c13dbeef466bd6c09017e5b9b2d9c0084e4b09da89d8aa9d7.exe 82 PID 3120 wrote to memory of 4812 3120 17699a58cb84ef5c13dbeef466bd6c09017e5b9b2d9c0084e4b09da89d8aa9d7.exe 82 PID 3120 wrote to memory of 4812 3120 17699a58cb84ef5c13dbeef466bd6c09017e5b9b2d9c0084e4b09da89d8aa9d7.exe 82 PID 4812 wrote to memory of 5112 4812 RVN.exe 84 PID 4812 wrote to memory of 5112 4812 RVN.exe 84 PID 4812 wrote to memory of 5112 4812 RVN.exe 84 PID 2568 wrote to memory of 5108 2568 TXPlatforn.exe 85 PID 2568 wrote to memory of 5108 2568 TXPlatforn.exe 85 PID 2568 wrote to memory of 5108 2568 TXPlatforn.exe 85 PID 5112 wrote to memory of 3876 5112 cmd.exe 87 PID 5112 wrote to memory of 3876 5112 cmd.exe 87 PID 5112 wrote to memory of 3876 5112 cmd.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\17699a58cb84ef5c13dbeef466bd6c09017e5b9b2d9c0084e4b09da89d8aa9d7.exe"C:\Users\Admin\AppData\Local\Temp\17699a58cb84ef5c13dbeef466bd6c09017e5b9b2d9c0084e4b09da89d8aa9d7.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3120 -
C:\Users\Admin\AppData\Local\Temp\RVN.exeC:\Users\Admin\AppData\Local\Temp\\RVN.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4812 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\RVN.exe > nul3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:5112 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:3876
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2568 -
C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:5108
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
1.2MB
MD5fe7f2b7fdce4caeeefd4e542f52d39f0
SHA149fd01d152d03eb17796fa69a36d35d7de1cf50d
SHA25617699a58cb84ef5c13dbeef466bd6c09017e5b9b2d9c0084e4b09da89d8aa9d7
SHA512eadabb8b6c0fe16fdc64b3e1379fe3afe0e6e843c353df9eb40259fba4f31f6acb8aa9bc90641e03b7a7ae930db0dfef7f73145d1694aa8a482ba7abeecddce5
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4